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authorTejun Heo <tj@kernel.org>2010-02-02 14:38:57 +0900
committerTejun Heo <tj@kernel.org>2010-02-17 11:17:38 +0900
commit43cf38eb5cea91245502df3fcee4dbfc1c74dd1c (patch)
treea58ea87af1f07b8aed4941db074f44103f321f6e /include/linux/kexec.h
parentab386128f20c44c458a90039ab1bdc265ac474c9 (diff)
percpu: add __percpu sparse annotations to core kernel subsystems
Add __percpu sparse annotations to core subsystems. These annotations are to make sparse consider percpu variables to be in a different address space and warn if accessed without going through percpu accessors. This patch doesn't affect normal builds. Signed-off-by: Tejun Heo <tj@kernel.org> Reviewed-by: Christoph Lameter <cl@linux-foundation.org> Acked-by: Paul E. McKenney <paulmck@linux.vnet.ibm.com> Cc: Jens Axboe <axboe@kernel.dk> Cc: linux-mm@kvack.org Cc: Rusty Russell <rusty@rustcorp.com.au> Cc: Dipankar Sarma <dipankar@in.ibm.com> Cc: Peter Zijlstra <a.p.zijlstra@chello.nl> Cc: Andrew Morton <akpm@linux-foundation.org> Cc: Eric Biederman <ebiederm@xmission.com>
Diffstat (limited to 'include/linux/kexec.h')
-rw-r--r--include/linux/kexec.h2
1 files changed, 1 insertions, 1 deletions
diff --git a/include/linux/kexec.h b/include/linux/kexec.h
index c356b6914ffd..03e8e8dbc577 100644
--- a/include/linux/kexec.h
+++ b/include/linux/kexec.h
@@ -199,7 +199,7 @@ extern struct kimage *kexec_crash_image;
*/
extern struct resource crashk_res;
typedef u32 note_buf_t[KEXEC_NOTE_BYTES/4];
-extern note_buf_t *crash_notes;
+extern note_buf_t __percpu *crash_notes;
extern u32 vmcoreinfo_note[VMCOREINFO_NOTE_SIZE/4];
extern size_t vmcoreinfo_size;
extern size_t vmcoreinfo_max_size;